/**
* @covers \NewFrontiers\Framework\Output\Javascript::addJs
* @covers \NewFrontiers\Framework\Output\Javascript::render
* @covers \NewFrontiers\Framework\Output\Javascript::clear
* @covers \NewFrontiers\Framework\Output\Javascript::display
*/
public function testJS()
{
Javascript::addJs('alert("test");');
Javascript::addJs(["test2", "test3"]);
$renderResult = Javascript::render();
$dom = new \DOMDocument();
$dom->validateOnParse = true;
$isValid = $dom->loadHTML($renderResult);
$this->assertTrue($isValid);
//check that every script got included
$this->assertContains('alert("test");', $renderResult);
$this->assertContains("test2", $renderResult);
$this->assertContains("test3", $renderResult);
$newRenderResult = Javascript::render();
$this->assertEmpty($newRenderResult);
Javascript::addJs('alert("test");');
Javascript::addJs(["test2", "test3"]);
Javascript::display();
$this->expectOutputString($renderResult);
}
